include/wx/cocoa/scrolbar.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/cocoa/scrolbar.h
   3 // Purpose:     wxScrollBar class
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2004/04/25
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2004 David Elliott
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_COCOA_SCROLBAR_H__
  13 #define _WX_COCOA_SCROLBAR_H__
  14
  15 #include "wx/cocoa/NSScroller.h"
  16
  17 // ========================================================================
  18 // wxScrollBar
  19 // ========================================================================
  20 class WXDLLEXPORT wxScrollBar: public wxScrollBarBase, protected wxCocoaNSScroller
  21 {
  22     DECLARE_DYNAMIC_CLASS(wxScrollBar)
  23     DECLARE_EVENT_TABLE()
  24     WX_DECLARE_COCOA_OWNER(NSScroller,NSControl,NSView)
  25 // ------------------------------------------------------------------------
  26 // initialization
  27 // ------------------------------------------------------------------------
  28 public:
  29     wxScrollBar() { }
  30     wxScrollBar(wxWindow *parent, wxWindowID winid,
  31             const wxPoint& pos = wxDefaultPosition,
  32             const wxSize& size = wxDefaultSize,
  33             long style = wxSB_HORIZONTAL,
  34             const wxValidator& validator = wxDefaultValidator,
  35             const wxString& name = wxScrollBarNameStr)
  36     {
  37         Create(parent, winid, pos, size, style, validator, name);
  38     }
  39
  40     bool Create(wxWindow *parent, wxWindowID winid,
  41             const wxPoint& pos = wxDefaultPosition,
  42             const wxSize& size = wxDefaultSize,
  43             long style = wxSB_HORIZONTAL,
  44             const wxValidator& validator = wxDefaultValidator,
  45             const wxString& name = wxScrollBarNameStr);
  46     virtual ~wxScrollBar();
  47
  48 // ------------------------------------------------------------------------
  49 // Cocoa callbacks
  50 // ------------------------------------------------------------------------
  51 protected:
  52     virtual void Cocoa_wxNSScrollerAction(void);
  53 // ------------------------------------------------------------------------
  54 // Implementation
  55 // ------------------------------------------------------------------------
  56 public:
  57     // accessors
  58     virtual int GetThumbPosition() const;
  59     virtual int GetThumbSize() const { return m_thumbSize; }
  60     virtual int GetPageSize() const { return m_pageSize; }
  61     virtual int GetRange() const { return m_range; }
  62
  63     // operations
  64     virtual void SetThumbPosition(int viewStart);
  65     virtual void SetScrollbar(int position, int thumbSize,
  66                               int range, int pageSize,
  67                               bool refresh = TRUE);
  68 protected:
  69     int m_range;
  70     int m_thumbSize;
  71     int m_pageSize;
  72 };
  73
  74 #endif // _WX_COCOA_SCROLBAR_H__